X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/3e170ce000f1506b7b5d2c5c7faec85ceabb573d..2a1bd2d3eef5c7a7bb14f4bb9fdbca9a96ee4752:/tools/lldbmacros/core/operating_system.py diff --git a/tools/lldbmacros/core/operating_system.py b/tools/lldbmacros/core/operating_system.py old mode 100644 new mode 100755 index 38ee0b4fc..67e280cd6 --- a/tools/lldbmacros/core/operating_system.py +++ b/tools/lldbmacros/core/operating_system.py @@ -156,47 +156,28 @@ class Armv8_RegisterSet(object): return self def ReadRegisterDataFromKernelStack(self, kstack_saved_state_addr, kernel_version): - saved_state = kernel_version.CreateValueFromExpression(None, '(struct arm_saved_state64 *) '+ str(kstack_saved_state_addr)) + saved_state = kernel_version.CreateValueFromExpression(None, '(arm_kernel_saved_state_t *) '+ str(kstack_saved_state_addr)) saved_state = saved_state.Dereference() saved_state = PluginValue(saved_state) self.ResetRegisterValues() - self.x0 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(0).GetValueAsUnsigned() - self.x1 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(1).GetValueAsUnsigned() - self.x2 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(2).GetValueAsUnsigned() - self.x3 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(3).GetValueAsUnsigned() - self.x4 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(4).GetValueAsUnsigned() - self.x5 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(5).GetValueAsUnsigned() - self.x6 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(6).GetValueAsUnsigned() - self.x7 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(7).GetValueAsUnsigned() - self.x8 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(8).GetValueAsUnsigned() - self.x9 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(9).GetValueAsUnsigned() - self.x10 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(10).GetValueAsUnsigned() - self.x11 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(11).GetValueAsUnsigned() - self.x12 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(12).GetValueAsUnsigned() - self.x13 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(13).GetValueAsUnsigned() - self.x14 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(14).GetValueAsUnsigned() - self.x15 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(15).GetValueAsUnsigned() - self.x16 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(16).GetValueAsUnsigned() - self.x17 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(17).GetValueAsUnsigned() - self.x18 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(18).GetValueAsUnsigned() - self.x19 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(19).GetValueAsUnsigned() - self.x20 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(20).GetValueAsUnsigned() - self.x21 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(21).GetValueAsUnsigned() - self.x22 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(22).GetValueAsUnsigned() - self.x23 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(23).GetValueAsUnsigned() - self.x24 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(24).GetValueAsUnsigned() - self.x25 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(25).GetValueAsUnsigned() - self.x26 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(26).GetValueAsUnsigned() - self.x27 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(27).GetValueAsUnsigned() - self.x28 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(28).GetValueAsUnsigned() + self.x16 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(0).GetValueAsUnsigned() + self.x17 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(1).GetValueAsUnsigned() + self.x19 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(2).GetValueAsUnsigned() + self.x20 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(3).GetValueAsUnsigned() + self.x21 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(4).GetValueAsUnsigned() + self.x22 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(5).GetValueAsUnsigned() + self.x23 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(6).GetValueAsUnsigned() + self.x24 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(7).GetValueAsUnsigned() + self.x25 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(8).GetValueAsUnsigned() + self.x26 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(9).GetValueAsUnsigned() + self.x27 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(10).GetValueAsUnsigned() + self.x28 = saved_state.GetChildMemberWithName('x').GetChildAtIndex(11).GetValueAsUnsigned() self.fp = saved_state.GetChildMemberWithName('fp').GetValueAsUnsigned() self.lr = saved_state.GetChildMemberWithName('lr').GetValueAsUnsigned() self.sp = saved_state.GetChildMemberWithName('sp').GetValueAsUnsigned() # pc for a blocked thread is treated to be the next instruction it would run after thread switch. self.pc = self.switch_context_address - self.far = saved_state.GetChildMemberWithName('far').GetValueAsUnsigned() self.cpsr = saved_state.GetChildMemberWithName('cpsr').GetValueAsUnsigned() - self.esr = saved_state.GetChildMemberWithName('esr').GetValueAsUnsigned() return self def ReadRegisterDataFromContinuation(self, continuation_ptr): @@ -670,7 +651,7 @@ def GetUniqueSessionID(process_obj): return hash(session_key_str) -(archX86_64, archARMv7_family, archI386, archARMv8) = ("x86_64", ("armv7", "armv7s", "armv7k") , "i386", "arm64") +(archX86_64, archARMv7, archI386, archARMv8) = ("x86_64", "armv7", "i386", "arm64") class OperatingSystemPlugIn(object): """Class that provides data for an instance of a LLDB 'OperatingSystemPython' plug-in class""" @@ -712,11 +693,12 @@ class OperatingSystemPlugIn(object): print "Target arch: x86_64" self.register_set = X86_64RegisterSet() self.kernel_context_size = self._target.FindFirstType('x86_kernel_state').GetByteSize() - elif arch in archARMv7_family : + self.kernel_thread_state_size = self._target.FindFirstType('struct thread_kernel_state').GetByteSize() + elif arch.startswith(archARMv7) : self.target_arch = arch print "Target arch: " + self.target_arch self.register_set = Armv7_RegisterSet() - elif arch == archARMv8: + elif arch.startswith(archARMv8): self.target_arch = arch print "Target arch: " + self.target_arch self.register_set = Armv8_RegisterSet() @@ -734,7 +716,7 @@ class OperatingSystemPlugIn(object): print "Instantiating threads completely from saved state in memory." def create_thread(self, tid, context): - # if tid is deadbeef means its a custom thread which kernel does not know of. + # tid == deadbeef means its a custom thread which kernel does not know of. if tid == 0xdeadbeef : # tid manipulation should be the same as in "switchtoregs" code in lldbmacros/process.py . tid = 0xdead0000 | (context & ~0xffff0000) @@ -872,22 +854,22 @@ class OperatingSystemPlugIn(object): if int(PluginValue(thobj).GetChildMemberWithName('kernel_stack').GetValueAsUnsigned()) != 0 : if self.target_arch == archX86_64 : # we do have a stack so lets get register information - saved_state_addr = PluginValue(thobj).GetChildMemberWithName('kernel_stack').GetValueAsUnsigned() + self.kernel_stack_size - self.kernel_context_size + saved_state_addr = PluginValue(thobj).GetChildMemberWithName('kernel_stack').GetValueAsUnsigned() + self.kernel_stack_size - self.kernel_thread_state_size regs.ReadRegisterDataFromKernelStack(saved_state_addr, self.version) return regs.GetPackedRegisterState() - elif self.target_arch in archARMv7_family and int(PluginValue(thobj).GetChildMemberWithName('machine').GetChildMemberWithName('kstackptr').GetValueAsUnsigned()) != 0: + elif self.target_arch.startswith(archARMv7) and int(PluginValue(thobj).GetChildMemberWithName('machine').GetChildMemberWithName('kstackptr').GetValueAsUnsigned()) != 0: #we have stack on the machine.kstackptr. saved_state_addr = PluginValue(thobj).GetChildMemberWithName('machine').GetChildMemberWithName('kstackptr').GetValueAsUnsigned() regs.ReadRegisterDataFromKernelStack(saved_state_addr, self.version) return regs.GetPackedRegisterState() - elif self.target_arch == archARMv8 and int(PluginValue(thobj).GetChildMemberWithName('machine').GetChildMemberWithName('kstackptr').GetValueAsUnsigned()) != 0: + elif self.target_arch.startswith(archARMv8) and int(PluginValue(thobj).GetChildMemberWithName('machine').GetChildMemberWithName('kstackptr').GetValueAsUnsigned()) != 0: saved_state_addr = PluginValue(thobj).GetChildMemberWithName('machine').GetChildMemberWithName('kstackptr').GetValueAsUnsigned() - arm_ctx = PluginValue(self.version.CreateValueFromExpression(None, '(struct arm_context *) ' + str(saved_state_addr))) - ss_64_addr = arm_ctx.GetChildMemberWithName('ss').GetChildMemberWithName('uss').GetChildMemberWithName('ss_64').GetLoadAddress() - regs.ReadRegisterDataFromKernelStack(ss_64_addr, self.version) + arm_ctx = PluginValue(self.version.CreateValueFromExpression(None, '(struct arm_kernel_context *) ' + str(saved_state_addr))) + arm_ss_addr = arm_ctx.GetChildMemberWithName('ss').GetLoadAddress() + regs.ReadRegisterDataFromKernelStack(arm_ss_addr, self.version) return regs.GetPackedRegisterState() - elif self.target_arch == archX86_64 or self.target_arch in archARMv7_family or self.target_arch == archARMv8: - regs.ReadRegisterDataFromContinuation( PluginValue(thobj).GetChildMemberWithName('continuation').GetValueAsUnsigned()) + elif self.target_arch == archX86_64 or self.target_arch.startswith(archARMv7) or self.target_arch.startswith(archARMv8): + regs.ReadRegisterDataFromContinuation( PluginValue(thobj).GetChildMemberWithName('continuation').GetValueAsAddress()) return regs.GetPackedRegisterState() #incase we failed very miserably except KeyboardInterrupt, ke: @@ -896,4 +878,3 @@ class OperatingSystemPlugIn(object): print "FATAL ERROR: Failed to get register state for thread id 0x%x " % tid print thobj return regs.GetPackedRegisterState() -